package socket1;
//ipconfig查看ip地址

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
import java.nio.charset.StandardCharsets;

/*
 *聊天室的服务端176.201.106.21
 * */
public class Server {
    private ServerSocket serverSocket;//类似于交换机
    private Server(){
        try {
            System.out.println("正在启动服务端...");
            serverSocket=new ServerSocket(8088);
            System.out.println("服务端启动完毕!");

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    private void start(){
        try {
            while(true){
            System.out.println("等待客户端连接...");
            Socket socket=serverSocket.accept();
            System.out.println("一个客户端连接了!");
            ClientHandler handler=new ClientHandler(socket);
            Thread t=new Thread(handler);
            t.start();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    public static void main(String[] args) {
        Server server=new Server();
        server.start();
    }
    private  class ClientHandler implements Runnable{
        private Socket socket;
        private String host;
        private String nickName;
        public ClientHandler(Socket socket){
            this.socket=socket;
            this.host=socket.getInetAddress().getHostAddress();
        }
        public void run(){
            try {
                InputStream is=socket.getInputStream();
                InputStreamReader isr=new InputStreamReader(is, StandardCharsets.UTF_8);
                BufferedReader br=new BufferedReader(isr);
                nickName=br.readLine();
                String message;
                while((message=br.readLine())!=null) {
                    System.out.println("["+nickName+"]"+"("+host+")说: " + message);
                }
            } catch (IOException e) {
                e.printStackTrace();//异常输出
            }
        }
    }


}
